Siemens C75 - Page 32

Company Confidential s Com
Copyright 2005© Siemens AG
Page 32 of 37
Service Repair Documentation
Level 2.5e – C75
Release 1.0
9.5 IRDA (V2650)
Pin Name Remarks
1 BATT+O IRDA operating voltage
2
3 IR_BT_RX RX data line
4 IR_BT_TX TX data line
5 IR_SEL IRDA Select
9.6 Interface SIM Module
Pin Name IN/OUT Remarks
SIM_CLK O Pulse for chipcard. The SIM is controlled directly from the SGOLD.
SIM_RST O Reset for chipcard
SIM_IO I/O Data pin for chipcard
VDD_SIM O Switchable power supply for chipcard;